CN105865330B - A kind of device detecting guard frame rail mounting hole according to convex lens principle - Google Patents
A kind of device detecting guard frame rail mounting hole according to convex lens principle Download PDFInfo
- Publication number
- CN105865330B CN105865330B CN201610200170.3A CN201610200170A CN105865330B CN 105865330 B CN105865330 B CN 105865330B CN 201610200170 A CN201610200170 A CN 201610200170A CN 105865330 B CN105865330 B CN 105865330B
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- China
- Prior art keywords
- convex lens
- conveyer belt
- workpiece
- mounting hole
- bracket
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/34—Devices for discharging articles or materials from conveyor
- B65G47/38—Devices for discharging articles or materials from conveyor by dumping, tripping, or releasing load carriers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/82—Rotary or reciprocating members for direct action on articles or materials, e.g. pushers, rakes, shovels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of devices that guard frame rail mounting hole is detected according to convex lens principle, including pedestal, conveyer belt, close switch, block, push cylinder, measurement bracket, two groups of front and back detection module, closing shell and compression cylinder, two groups of front and back detection module is separately positioned on the rear and front end of measurement bracket, and every group of detection module includes photoelectric sensor, sensor installation seat, convex lens, convex lens mounting base and source of parallel light.Directional light is concentrated into light beam using convex lens by the present invention, is measured using the focal point that convex lens is arranged in a photoelectric sensor；Because the center of convex lens is equipped with projection and the installation consistent light shielding part of pore size, the directional light that source of parallel light issues in the case that mounting hole is qualified is shone directly on the light shielding part of convex lens, and photoelectric sensor can not receive photosignal；If photoelectric sensor detects optical signal, prove that workpiece is unqualified, the detection process is convenient, and detection accuracy is high.
Description
Technical field
The present invention relates to shelf production fields, more specifically more particularly to a kind of according to convex lens principle detection shelf
The device of crossbeam mounting hole.
Background technique
Modernization mass production promotes industrial production socialization, specialization, high mechanization and automation, and this requires goods and materials
Supply should distribute timely, rapid, accurate, while also storage technique being promoted to be rapidly developed.Steel shelf are as storage
A member in equipment is modern logistics center, the essential component part of home-delivery center.Shelf are warehouse modernization and raising
The important tool of efficiency, shelf refer to the shelf of storage cargo, and shelf are the safedeposits for storing work piece.For example,
In general shop, cargo is often displayed on shelf, in order to improve the display of cargo, in order to be mounted in and unload cargo,
And used a large amount of different components, wherein whether the length of guard frame rail qualified, directly affect shelf can normal mounting,
Influence shelf final mass.
Existing guard frame rail is made after using sheet-metal member fast ram to cut off substantially, and guard frame rail shape is strip
Shape, both ends have a pair of of mounting hole, a side of strip digs to form supporting surface upwards, and web beam is held
Beijing South Maxpower Technology Co. Ltd's power is again provided with several pairs of mounting holes on its supporting surface.The length of guard frame rail is whether crossbeam guard frame rail closes
One very important index of lattice, while the position of mounting hole also must be very accurate in the case where length qualification.However
Guard frame rail is needed during production by three punch forming, punching, cutting processes, to the length detection of guard frame rail
Process is measured after the completion of all techniques, measurement method often artificial sampling observation；Since length detection is all
What technique carried out after the completion, therefore, for a certain process in production once breaking down and finding not in time, will lead to is in criticize not conforming to
Lattice product occurs, thus be arranged in the production line one for detect guard frame rail length and position of mounting hole whether He Ge dress
Setting seems particularly necessary.
It is automatic that the purpose of the present invention is as directed to a kind of metal plate strip guard frame rail progress that both ends are provided with a pair of of mounting hole
Continuous detection, to see whether to break down in time, to carry out feedback control to preposition process in time.
Summary of the invention
It is a kind of according to convex lens principle detection shelf it is an object of the invention in view of the above shortcomings of the prior art, provide
The device of crossbeam mounting hole, the device is using industrial camera to the position of the length of guard frame rail and mounting hole after cut off operation
It sets and is accurately measured, and the device is without human intervention, whether qualified high degree of automation can understand in time guard frame rail
To be adjusted in time to preposition other processes, to improve the quality of production of guard frame rail entirety.
The technical proposal of the invention is realized in this way：A kind of dress detecting guard frame rail mounting hole according to convex lens principle
It sets, including pedestal, conveyer belt, close switch, block, push cylinder, measurement bracket, two groups of front and back detection module, closing shell
And compression cylinder, the closing shell side of being set on the base, conveyer belt, close switch, block, measurement bracket, two groups of front and back
Detection module and compression cylinder are arranged inside seal casinghousing；The conveyer belt is set on the base, the conveyer belt into
Material mouth connects the discharge port of preposition cut off operation, and the end of the conveyer belt is set gradually along conveying tape motion direction close to switch
And block, described to be embedded on pedestal close to switch and be used for detecting whether have workpiece process on pedestal, the block is fixed on
Above pedestal and for being limited to workpiece；The side of the conveyer belt is provided perpendicular to the setting of conveyer belt carriage direction
Push cylinder, the other side are provided with measurement bracket, and described that push cylinder movement is controlled close to after switch triggering, push cylinder will be defeated
The workpiece taken is sent to be pushed on measurement bracket；The compression cylinder is arranged on measurement bracket and close to the charging of conveyer belt
Mouthful, the compression cylinder is used for along conveying tape motion direction workpiece pressing；Camera mounting bracket is fixed on right above measurement bracket, phase
The left and right ends of machine mounting rack are fixed on the base by two brackets；The both ends of the measurement bracket are connected by two rotation axis
Pedestal is connect, tumble cylinder is additionally provided on the pedestal, the piston rod end of tumble cylinder, which is connected by a hinge, measures the bottom of bracket
Portion drives measurement bracket to carry out overturning blanking when tumble cylinder moves by hinge；
Two groups of front and back detection module is separately positioned on the rear and front end of measurement bracket, for two groups of the front and back to workpiece for measurement
Mounting hole is detected, and detection module described in every group includes photoelectric sensor, sensor installation seat, convex lens, convex lens peace
Dress seat and source of parallel light, the photoelectric sensor are mounted on sensor installation seat, and convex lens is fixed in convex lens mounting base,
The convex lens mounting base is fixed on sensor installation seat bottom, and the convex lens is horizontally arranged at photoelectric sensor and measurement is held in the palm
Between frame, the detector of the photoelectric sensor is located in the focus of the convex lens；Shading is additionally provided on the convex lens
Portion, the projection of the light shielding part straight down just cover the mounting hole of the workpiece for measurement；It is also set up on the measurement bracket
There is through-hole, the underface of the convex lens is arranged in the through-hole, and source of parallel light is vertically installed at the via bottoms, described flat
Line light source irradiates parallel rays straight up, is successively irradiated to the convex lens through the mounting hole of through-hole and workpiece for measurement
On light shielding part.
It further, further include motor driver, the motor driver includes positioning motor, shaft coupling and ball
Lead screw, the ball-screw are arranged in parallel with conveyer belt, and positioning motor connects ball-screw by shaft coupling, cover on ball-screw
Equipped with sliding block, wherein the sensor installation seat of one group of detection module is fixed in camera mounting bracket, the biography of another group of detection module
Sensor mounting base is fixedly connected with a slide block, and the positioning motor drives the sensor for driving when ball screw turns and connecting with sliding block
Mounting base moves along a straight line above measurement bracket along belt direction；Through-hole below the positioning motor is along ball-screw side
To the slot of setting.
Further, the middle part of conveyer belt is arranged in the push cylinder, and the front end of push cylinder is provided with the first pusher
Plate.
Further, the measurement bracket is equipped with slope close to the side of conveyer belt.
Further, the conveyer belt front end is provided with feed inlet, and the both ends of feed inlet are provided with two pieces of postive stop baffles.
Further, L-type rib is provided on the measurement bracket, two ribs of L-type rib are mutually perpendicular to, L-type gear
One rib on side is used for the limit of workpiece other end when push cylinder workpiece pressing, and another rib of L-type rib is for pressing
The limit of workpiece other end when tight cylinder-pressing workpiece.
Further, the sliding block is equipped with U-shaped groove, and camera mounting bracket bottom is equipped with stripe shape sliding block, and the sliding block is logical
U-shaped groove is crossed to be sleeved on bar shaped sliding rail.
Further, the measurement bracket is equipped with magnetic railings ruler, and the piston rod end connection second of the compression cylinder pushes away
Flitch is provided with the magnetic grid head matched with the magnetic railings ruler on the second scraping wings.
Further, the overturning drive module includes the first support, the second support and tumble cylinder, and the first support is fixed
On pedestal, the second support is fixed on measurement bracket, and the both ends of tumble cylinder are hinged with the first support and the second support respectively.
Technical concept of the invention is：Workpiece can be cut off in preposition cut off operation by the long ribbon shape sheet metal component of an entirety
At workpiece one by one, after workpiece completes cut off operation, the workpiece after cutting remains unchanged the strip metal plate that can not cut off
Golden part promotion travels forward, and enters the feed inlet of conveyer belt front end by the discharge port of preposition cut off operation, is limited by two pieces
The direction of motion of baffle limitation workpiece will not shift, and workpiece enters detection device by two pieces of postive stop baffles；Workpiece enters
It can be driven and accelerate by conveyer belt after conveyer belt, the movement velocity of conveyer belt setting is discharge outlet work in preposition cut off operation
1.5-2 times of part speed, workpiece are quickly entered in detection device in the case where the acceleration of conveyer belt drives, by close switch and are arrived at
Stop location, being blocked by block can't continue to exercise, and the signal of workpiece process is received close to switch, and transmit the signal to
Controller, controller control push cylinder setting in motion, push cylinder by workpiece from conveyer belt push to measurement bracket on and quilt
A rib for measuring the L-type rib of bracket blocks, at this time compression cylinder cylinder moving, and workpiece is kept off to the L of measurement bracket
Another rib direction on side compresses, and when compression cylinder and push cylinder are completed to compress when operating, workpiece is in measurement position.
When specific detection, source of parallel light is opened, source of parallel light is vertically installed at the via bottoms, and the source of parallel light is perpendicular
Parallel rays is directly irradiated upwards, and successively the mounting hole through through-hole and workpiece for measurement is irradiated to the light shielding part of the convex lens
On.The directional light that source of parallel light issues in the case that mounting hole is qualified shines directly on the light shielding part of convex lens, photoelectric sensing
Device can not receive photosignal；If the position of mounting hole is unqualified, the directional light that source of parallel light issues can occur a little inclined
It moves, on the convex lens of irradiation, is detected after planoconvex lens refraction by photoelectric sensor；Photoelectric sensor detects optical signal, then
Prove that workpiece is unqualified.
After measurement, push cylinder and compression cylinder Rapid reset, overturning drive module movement drive measurement bracket to turn
Dynamic blanking overturns drive module and measurement bracket is driven to be returned to initial position after blanking.
During compression cylinder movement, the magnetic grid head of compression cylinder front end can move on magnetic railings ruler, at this time basis
The move distance of magnetic grid head can calculate the length of workpiece, which can directly read, and be mainly used for established standards part
When use.
Wherein one group of detection module is arranged in lead screw drive module, is mainly used for adjusting between two groups of detection modules
Distance, so as to adapt to different length workpiece measurement.
The beneficial effects of the present invention are：
1, the configuration of the present invention is simple is compact, and production cost is low, and the detection process of mounting hole continuously carries out online, without interrupting
Production process, greatly increases the production efficiency and detection efficiency, and is monitored in real time using testing result, effectively avoids producing
Occur continuous underproof phenomenon in the process, improves the quality of production.
2, directional light is concentrated into light beam using convex lens by the present invention, is arranged using a photoelectric sensor in convex lens
Focal point measure；Because the center of convex lens is equipped with projection and the installation consistent light shielding part of pore size, mounting hole is qualified
In the case where source of parallel light issue directional light shine directly on the light shielding part of convex lens, photoelectric sensor can not receive light
Electric signal；If the position of mounting hole is unqualified, the directional light that source of parallel light issues can occur to deviate a little, the convex lens of irradiation
On, it is detected after planoconvex lens refraction by photoelectric sensor；Photoelectric sensor detects optical signal, then proves that workpiece is unqualified,
The detection process is convenient, and detection accuracy is high.
3, the present invention realizes automatic charging, automatic detection and the automatic blanking of detection process, and whole process is without artificial
Processing avoids measurement error caused by the various human factors that manpower detection easily occurs；Whole device high degree of automation, pole
Detection efficiency and detection quality are improved greatly.
4, the present invention adjusts the position of sensor installation seat by screw drive mechanism, and it is horizontal to can satisfy different size shelf
The detection of beam improves the applicability of detection device.
5, entire measuring device is isolated from the outside world by the present invention using closing shell, provides closed measurement environment, no
Only completely cut off light, avoided influence of the interference to measurement result of ambient, additionally it is possible to prevent external environment from filling to detection
The pollution set improves the service life of equipment.
Detailed description of the invention
The present invention is described in further detail for embodiment in reference to the accompanying drawing, but does not constitute to of the invention
Any restrictions.
Fig. 1 is a kind of perspective view for the device that guard frame rail mounting hole is detected according to convex lens principle of the present invention.
Fig. 2 is a kind of main view for the device that guard frame rail mounting hole is detected according to convex lens principle of the present invention.
Fig. 3 is a kind of bottom view for the device that guard frame rail mounting hole is detected according to convex lens principle of the present invention.
Fig. 4 is a kind of top view for the device that guard frame rail mounting hole is detected according to convex lens principle of the present invention.
Fig. 5 is A-A cross-sectional view.
Fig. 6 is the structural schematic diagram of present invention measurement bracket.
Fig. 7 is the structural schematic diagram of present invention slider.
Fig. 8 is the scheme of installation of present invention overturning drive module.
Fig. 9 is light path schematic diagram of the invention.
In figure, 1- pedestal, 2- workpiece, 3- conveyer belt, 4- push cylinder, 5- measurement bracket, 6- sensor installation seat, 7- are convex
Lens mounting base, 8- compression cylinder, 9- close switch, 10- block, 11- camera mounting bracket, 12- positioning motor, 13- ball wire
Thick stick, 14- shaft coupling, 15- postive stop baffle, 16-L type rib, 17- bracket, 18- bearing block, 19- sliding block, the first scraping wings of 20-,
The second scraping wings of 21-, 22- slope, 23- bar shaped sliding rail, 24- through-hole, 25- magnetic grid head, 26- magnetic railings ruler, the first support of 27-,
The second support of 28-, 29- tumble cylinder, 30- photoelectric sensor, 31- convex lens, 32- source of parallel light, 33- light shielding part.
Specific embodiment
The present invention is further detailed with reference to the accompanying drawing：
Shown in refering to fig. 1~9, a kind of device detecting guard frame rail mounting hole according to convex lens principle of the invention includes
Pedestal 1, conveyer belt 3, close switch 9, block 10, push cylinder 4, measurement bracket 5, two groups of front and back detection module, closing shell
With compression cylinder 8, the closing shell is arranged above pedestal 1, and conveyer belt 3, block 10, measures bracket 5, is preceding close switch 9
Two groups of detection modules and compression cylinder 8 are arranged inside seal casinghousing afterwards；The conveyer belt 3 is arranged on pedestal 1, described defeated
The discharge port for sending the feed inlet of band 3 to connect preposition cut off operation, the end of the conveyer belt 3 along 3 direction of motion of conveyer belt successively
It is positioned proximate to switch 9 and block 10, it is described to be embedded on pedestal 1 close to switch 9 and for detecting whether have workpiece 2 on pedestal 1
By the block 10 is fixed on 1 top of pedestal and for limiting to workpiece 2；The side of the conveyer belt 3 is provided with vertical
Directly in the push cylinder 4 of 3 carriage direction of conveyer belt setting, the other side is provided with measurement bracket 5, after the triggering close to switch 9
It controls push cylinder 4 to move, the workpiece 2 on conveyer belt 3 is pushed on measurement bracket 5 by push cylinder 4；The compression cylinder 8
It is arranged on measurement bracket 5 and close to the feed inlet of conveyer belt 3, the compression cylinder 8 is used to compress along 3 direction of motion of conveyer belt
Workpiece 2；Camera mounting bracket 11 is fixed on right above measurement bracket 5, and the left and right ends of camera mounting bracket 11 pass through two brackets 17
It is fixed on pedestal 1；The both ends of the measurement bracket 5 pass through two rotation axis connection pedestals 1, are additionally provided with and turn on the pedestal 1
Rotaring cylinder 29, the piston rod end of tumble cylinder 29, which is connected by a hinge, measures the bottom of bracket 5, logical when tumble cylinder 29 moves
Crossing hinge drives measurement bracket 5 to carry out overturning blanking；
Two groups of front and back detection module is separately positioned on the rear and front end of measurement bracket 5, for the front and back two to workpiece for measurement 2
Group mounting hole is detected, and detection module described in every group includes photoelectric sensor 30, sensor installation seat 6, convex lens 31, convex
Lens mounting base 7 and source of parallel light 32, the photoelectric sensor 30 are mounted on sensor installation seat 6, and convex lens 31 is fixed on
In convex lens mounting base 7, the convex lens mounting base 7 is fixed on 6 bottom of sensor installation seat, and the convex lens 31 is horizontally mounted
Between photoelectric sensor 30 and measurement bracket 5, the detector of the photoelectric sensor 30 is located at the focus of the convex lens 31
On；Light shielding part 33 is additionally provided on the convex lens 31, the projection of the light shielding part 33 straight down just covers described to be measured
The mounting hole of workpiece 2；Through-hole 24 is additionally provided on the measurement bracket 5, the convex lens 31 is being arranged in just in the through-hole 24
Lower section, source of parallel light 32 are vertically installed at 24 bottom of through-hole, and the source of parallel light 32 irradiates parallel rays straight up,
Successively it is irradiated on the light shielding part 33 of the convex lens 31 through the mounting hole of through-hole 24 and workpiece for measurement 2.
The present apparatus further includes motor driver, and the motor driver includes positioning motor 12, shaft coupling 14 and rolling
Ballscrew 13, the ball-screw 13 are arranged in parallel with conveyer belt 3, and positioning motor 12 connects ball-screw by shaft coupling 14
13, ball-screw 13 is fixed in camera mounting bracket 11 by bearing block 18, sliding block is set on ball-screw 13, wherein one group
The sensor installation seat 6 of detection module is fixed in camera mounting bracket 11, the sensor installation seat 6 and cunning of another group of detection module
Block is fixedly connected, and drives the sensor installation seat 6 connecting with sliding block to exist when the positioning motor 12 drives ball-screw 13 to rotate
5 top of bracket is measured to move along a straight line along 3 direction of conveyer belt；The through-hole 24 of 12 lower section of positioning motor is along 13 side of ball-screw
To the slot of setting.
The middle part of conveyer belt 3 is arranged in the push cylinder 4, and the front end of push cylinder 4 is provided with the first scraping wings 20.It pushes away
The position of cylinder 4 of supplying gas setting is not limited in the middle part of conveyer belt 3, can also be the direction of the close discharge end in 3 middle part of conveyer belt,
Its position is adjustable；The position of push cylinder 4 depends primarily on the length for needing the workpiece detected, adjusts in 4 position of push cylinder
As long as when guarantee that distance of the push cylinder 4 apart from block 10 is equal to the half of Workpiece length, ensure that push in this way
Cylinder 4 is constantly in the middle part of workpiece when pushing workpiece.The contact surface of first scraping wings 20 and workpiece is perpendicular to working face
Plane, and the first scraping wings 20 is parallel to the direction of motion of conveyer belt with the contact surface of workpiece, it is directly logical when push cylinder 4 moves
Cross the first scraping wings 20 workpiece is flat-pushing to measurement 5 direction of bracket.
The measurement bracket 5 is equipped with slope 22 close to the side of conveyer belt 3.Bracket 5 is measured in overturning drive module
If the effect without the slope 22 when rotating under effect around rotation axis inevitably results between the edge and pedestal 1 of measurement bracket 5
It touches, rotation is caused to cannot proceed normally；Slope 22 can facilitate workpiece 2 to enter measurement bracket 5 from pedestal 1 simultaneously
In, prevent workpiece from blocking in the junction of pedestal 1 and measurement bracket 5.
3 front end of conveyer belt is provided with feed inlet, and the both ends of feed inlet are provided with two pieces of postive stop baffles 15.
L-type rib 16 is provided on the measurement bracket 5, two ribs of L-type rib 16 are mutually perpendicular to, L-type rib 16
A rib be used for the limit of workpiece other end when 4 workpiece pressing of push cylinder, another rib of L-type rib 16 is for pressing
The limit of workpiece other end when tight 8 workpiece pressing of cylinder.
The sliding block 19 is equipped with U-shaped groove, and 11 bottom of camera mounting bracket is equipped with stripe shape sliding block 19, and the sliding block 19 passes through
U-shaped groove is sleeved on bar shaped sliding rail 23.Under the collective effect of bar shaped guide rail 23 and ball-screw 13 guarantee sliding block 19 along with it is defeated
Send the direction linear motion that 3 direction of motion of band is parallel.
The measurement bracket 5 is equipped with magnetic railings ruler 26, and the piston rod end of the compression cylinder 8 connects the second scraping wings
21, the magnetic grid head 25 matched with the magnetic railings ruler 26 is provided on the second scraping wings 21.It drives and compresses when compression cylinder 8 moves
Second scraping wings 21 of 8 front end of cylinder moves, and drives magnetic grid head 25 to move synchronously when the second scraping wings 21 moves, and magnetic grid head 25 is examined
The mobile distance of compression cylinder 8 is surveyed, the length of workpiece can be calculated according to the data of magnetic railings ruler 26 when 8 initial position of compression cylinder
Degree.The main function of magnetic railings ruler 26 is when replacement measures various sizes of workpiece, to standard workpiece measurement of length.
The overturning drive module includes the first support 27, the second support 28 and tumble cylinder 29, and the first support 27 is fixed
On pedestal 1, the second support 28 be fixed on measurement bracket 5 on, the both ends of tumble cylinder 29 respectively with the first support 27 and second
Support 28 is hinged.The pedestal of tumble cylinder 29 connects the first support 27, and the piston rod end of tumble cylinder 29 connects the second support
28, the first support 27 be it is fixed, tumble cylinder 29 move when itself can be rotated around the first support 27, tumble cylinder
29 piston rod end drives two piece rotation axis rotation of second support 29 on measurement bracket 5, to realize measurement bracket 5
Rotary unloading.It overturns drive module and uses cam mechanism, can guarantee that measure bracket rotates within the scope of certain angle.
Embodiment provided above is better embodiment of the invention, only is used to facilitate to illustrate the present invention, not to this hair
It is bright to make any form of restriction, any those of ordinary skill in the art, if not departing from the proposed skill of the present invention
In the range of art feature, using the equivalent embodiment for locally changing or modifying made by disclosed technology contents, and
Without departing from technical feature content of the invention, in the range of still falling within the technology of the present invention feature.
Claims (9)
1. a kind of device for detecting guard frame rail mounting hole according to convex lens principle, it is characterised in that：Including pedestal (1), conveying
Band (3), close switch (9), block (10), push cylinder (4), measurement bracket (5), two groups of front and back detection module, closing shell
With compression cylinder (8), above pedestal (1), conveyer belt (3), block (10), is surveyed at close switch (9) for the closing shell setting
Amount bracket (5), two groups of front and back detection module and compression cylinder (8) are arranged inside seal casinghousing；Conveyer belt (3) setting
On pedestal (1), the feed inlet of the conveyer belt (3) connects the discharge port of preposition cut off operation, the end of the conveyer belt (3)
It sets gradually along conveyer belt (3) direction of motion close to switch (9) and block (10), it is described to be embedded in pedestal (1) close to switch (9)
Go up and be used to detect whether have workpiece (2) process on pedestal (1), the block (10) be fixed on above pedestal (1) and for pair
Workpiece (2) is limited；The side of the conveyer belt (3) is provided perpendicular to the push gas of conveyer belt (3) carriage direction setting
Cylinder (4), the other side are provided with measurement bracket (5), and control push cylinder (4) movement after the triggering close to switch (9) pushes gas
Workpiece (2) on conveyer belt (3) is pushed in measurement bracket (5) by cylinder (4)；Compression cylinder (8) setting is in measurement bracket
(5) feed inlet on and close to conveyer belt (3), the compression cylinder (8) are used for along conveyer belt (3) direction of motion workpiece pressing
(2)；Camera mounting bracket (11) is fixed on right above measurement bracket (5), and the left and right ends of camera mounting bracket (11) pass through two branch
Frame (17) is fixed on pedestal (1)；The both ends of measurement bracket (5) pass through two rotation axis connection pedestals (1), the pedestal
(1) it is additionally provided on tumble cylinder (29), the piston rod end of tumble cylinder (29), which is connected by a hinge, measures the bottom of bracket (5)
Portion drives measurement bracket (5) to carry out overturning blanking when tumble cylinder (29) moves by hinge；
Two groups of front and back detection module is separately positioned on the rear and front end of measurement bracket (5), for the front and back two to workpiece for measurement (2)
Group mounting hole is detected, and detection module described in every group includes photoelectric sensor (30), sensor installation seat (6), convex lens
(31), convex lens mounting base (7) and source of parallel light (32), the photoelectric sensor (30) are mounted on sensor installation seat (6),
Convex lens (31) is fixed on convex lens mounting base (7), and the convex lens mounting base (7) is fixed on sensor installation seat (6) bottom
Portion, the convex lens (31) are horizontally arranged between photoelectric sensor (30) and measurement bracket (5), the photoelectric sensor (30)
Detector be located in the focus of the convex lens (31)；Light shielding part (33), the screening are additionally provided on the convex lens (31)
The projection of light portion (33) straight down just covers the mounting hole of the workpiece for measurement (2)；It is also set up on the measurement bracket (5)
Have through-hole (24), the through-hole (24) is arranged in the underface of the convex lens (31), and source of parallel light (32) is vertically installed at institute
Through-hole (24) bottom is stated, the source of parallel light (32) irradiates parallel rays straight up, successively through through-hole (24) and to be measured
The mounting hole of workpiece (2) is irradiated on the light shielding part (33) of the convex lens (31).
2. a kind of device for detecting guard frame rail mounting hole according to convex lens principle according to claim 1, feature exist
In：It further include motor driver, the motor driver includes positioning motor (12), shaft coupling (14) and ball-screw
(13), the ball-screw (13) is arranged in parallel with conveyer belt (3), and positioning motor (12) connects ball wire by shaft coupling (14)
Thick stick (13), ball-screw are set with sliding block on (13), wherein the sensor installation seat (6) of one group of detection module is fixed on camera peace
It shelves on (11), the sensor installation seat (6) of another group of detection module is fixedly connected with a slide block, positioning motor (12) driving
Drive the sensor installation seat (6) connecting with sliding block above measurement bracket (5) along conveyer belt (3) when ball-screw (13) rotates
Direction linear motion；Through-hole (24) below the positioning motor (12) is the slot being arranged along ball-screw (13) direction.
3. a kind of device for detecting guard frame rail mounting hole according to convex lens principle according to claim 1, feature exist
In：The push cylinder (4) is arranged at the middle part of conveyer belt (3), and the front end of push cylinder (4) is provided with the first scraping wings
(20)。
4. a kind of device for detecting guard frame rail mounting hole according to convex lens principle according to claim 1, feature exist
In：Measurement bracket (5) is equipped with slope (22) close to the side of conveyer belt (3).
5. a kind of device for detecting guard frame rail mounting hole according to convex lens principle according to claim 1, feature exist
In：Conveyer belt (3) front end is provided with feed inlet, and the both ends of feed inlet are provided with two pieces of postive stop baffles (15).
6. a kind of device for detecting guard frame rail mounting hole according to convex lens principle according to claim 1, feature exist
In：It is provided with L-type rib (16) on the measurement bracket (5), two ribs of L-type rib (16) are mutually perpendicular to, L-type rib
(16) a rib is used for the limit of workpiece other end when push cylinder (4) workpiece pressing, another gear of L-type rib (16)
Side is used for the limit of workpiece other end when compression cylinder (8) workpiece pressing.
7. a kind of device for detecting guard frame rail mounting hole according to convex lens principle according to claim 2, feature exist
In：The sliding block (19) is equipped with U-shaped groove, and camera mounting bracket (11) bottom is equipped with stripe shape sliding block (19), the sliding block (19)
It is sleeved on bar shaped sliding rail (23) by U-shaped groove.
8. a kind of device for detecting guard frame rail mounting hole according to convex lens principle according to claim 1, feature exist
In：The measurement bracket (5) is equipped with magnetic railings ruler (26), and the piston rod end of the compression cylinder (8) connects the second scraping wings
(21), the magnetic grid head (25) matched with the magnetic railings ruler (26) is provided on the second scraping wings (21).
9. a kind of device for detecting guard frame rail mounting hole according to convex lens principle according to claim 1, feature exist
In：The overturning drive module includes the first support (27), the second support (28) and tumble cylinder (29), and the first support (27) is solid
Be scheduled on pedestal (1), the second support (28) be fixed on measurement bracket (5) on, the both ends of tumble cylinder (29) respectively with first
Seat (27) and the second support (28) are hinged.
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| CN201610200170.3A CN105865330B (en) | 2016-03-31 | 2016-03-31 | A kind of device detecting guard frame rail mounting hole according to convex lens principle |
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| CN105865330A CN105865330A (en) | 2016-08-17 |
| CN105865330B true CN105865330B (en) | 2018-11-16 |
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| CN106679578A (en) * | 2017-02-27 | 2017-05-17 | 东莞市盘石机电科技有限公司 | Motor shell positioning detection device |
| CN108444427A (en) * | 2018-06-14 | 2018-08-24 | 泰州智脑机器人科技有限公司 | Proximate matter automatic detection device |
| CN109373848A (en) * | 2018-12-04 | 2019-02-22 | 无锡环特太阳能科技有限公司 | Solar components frame mounting hole automatic detection device |
| CN110514674B (en) * | 2019-08-29 | 2021-12-17 | 江苏盛矽电子科技有限公司 | Silk screen printing plate detection device and detection method thereof |
| CN115889228A (en) * | 2022-10-17 | 2023-04-04 | 重庆工商大学 | Interface contact pin detection equipment capable of accurately and continuously feeding |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103542811A (en) * | 2013-10-28 | 2014-01-29 | 杭州锐冠精工机械有限公司 | Retainer automatically-detecting device |
| CN103837081A (en) * | 2014-03-18 | 2014-06-04 | 苏州卓汇自动化设备有限公司 | Workpiece dimension detection device |
| CN204945322U (en) * | 2015-09-21 | 2016-01-06 | 大西电子仪器（昆山）有限公司 | A kind of FPC automatic detection device with automatic blanking function |
| CN205015292U (en) * | 2015-09-11 | 2016-02-03 | 惠州市威尔达科技有限公司 | LCD intelligence visual detection equipment |
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| DE102005025121B3 (en) * | 2005-05-27 | 2006-10-26 | Siemens Ag | Optical sensor band manufacturing method for motor vehicle`s bumper, involves executing measuring process to preset spatial characteristics of band in treated sections of optical fibers, during treatment of surface of fibers |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542811A (en) * | 2013-10-28 | 2014-01-29 | 杭州锐冠精工机械有限公司 | Retainer automatically-detecting device |
| CN103837081A (en) * | 2014-03-18 | 2014-06-04 | 苏州卓汇自动化设备有限公司 | Workpiece dimension detection device |
| CN205015292U (en) * | 2015-09-11 | 2016-02-03 | 惠州市威尔达科技有限公司 | LCD intelligence visual detection equipment |
| CN204945322U (en) * | 2015-09-21 | 2016-01-06 | 大西电子仪器（昆山）有限公司 | A kind of FPC automatic detection device with automatic blanking function |
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